Toy building kit with angularly displaceable coupling means with restoring means
Abstract
Abstract A TOY BUILDING KIT INCLUDES AT LEAST TWO BUILDING BLOCKS EACH OF WHICH IS PROVIDED WITH AT LEAST ONE UNDERCUT CONNECTING PORTION. A COUPLING ARRANGEMENT IS PROVIDED FOR COUPLING THE TOY BUILDING BLOCKS TO ONE ANOTHER WITH FREEDOM OF RELATIVE ANGULAR DISPLACEMENT. IT INCLUDES TWO COUPLING SECTIONS, EACH OF WHICH IS PROVIDED WITH AT LEAST ONE CONNECTING PORTION WHICH CAN MATE WITH AN UNDERCUT CONNECTING PORTION OF ONE OF THE TOY BUILDING BLOCKS AND A JOINT WHICH JOINS THE COUPLING SECTIONS TO ONE ANOTHER SO THAT THEY HAVE FREEDOM OF RELATIVE ANGULAR DISPLACEMENT FROM A REST POSITION TO A DISPLACED POSITION WHEREBY BUILDING BLOCKS CONNECTED TO THE RESPECTIVE SECTIONS ARE SIMILARLY ANGULARLY DISPLACED. DISPLACING MEANS IS ASSOCIATED WITH THE SECTIONS AND IS OPERATIVE FOR RESTORING THE SAME TO THE AFOREMENTIONED REST POSITION WHEN THEY UNDERGO ANGULAR DISPLACEMENT FROM THE REST POSITION TO A DISPLACED POSITION AND THE FORCE EFFECTING SUCH ANGULAR DISPLACEMENT IS TERMINATED.
Inventors
- 👤 Artur Fischer
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |